diff --git a/clang/test/3C/graphs.c b/clang/test/3C/graphs.c
index 83adac13c69b..3d243171a23b 100644
--- a/clang/test/3C/graphs.c
+++ b/clang/test/3C/graphs.c
@@ -1,4 +1,4 @@
-// RUN: %S/3c-regtest.py --predefined-script common-diff-w %s -t %t --clang '%clang'
+// RUN: %S/3c-regtest.py --predefined-script common %s -t %t --clang '%clang'
 
 #include <stdio.h>
 
diff --git a/clang/test/3C/ptr_array.c b/clang/test/3C/ptr_array.c
index ef4a696143c5..536c1f322cf0 100644
--- a/clang/test/3C/ptr_array.c
+++ b/clang/test/3C/ptr_array.c
@@ -1,4 +1,4 @@
-// RUN: %S/3c-regtest.py --predefined-script common-diff-w %s -t %t --clang '%clang'
+// RUN: %S/3c-regtest.py --predefined-script common %s -t %t --clang '%clang'
 
 /* Tests for issue 60. Array initialization had not been implemented, so wild
  pointer inside and array initializer did not cause the array to be an array
diff --git a/clang/test/3C/ptrptr.c b/clang/test/3C/ptrptr.c
index 2b6eb3923f69..786120f77e90 100644
--- a/clang/test/3C/ptrptr.c
+++ b/clang/test/3C/ptrptr.c
@@ -1,4 +1,4 @@
-// RUN: %S/3c-regtest.py --predefined-script common-diff-w %s -t %t --clang '%clang'
+// RUN: %S/3c-regtest.py --predefined-script common %s -t %t --clang '%clang'
 
 #include <stddef.h>
 #include <stddef.h>
diff --git a/clang/test/3C/test_updater.py b/clang/test/3C/test_updater.py
index 2608edaafedf..6a8269e07cb9 100755
--- a/clang/test/3C/test_updater.py
+++ b/clang/test/3C/test_updater.py
@@ -108,6 +108,7 @@ def process_smart(filename, diff):
  'funcptr3.c',
  'funcptr4.c',
  'graphs.c',
+ 'graphs.c',
  'graphs2.c',
  'gvar.c',
  'i1.c',
@@ -115,6 +116,8 @@ def process_smart(filename, diff):
  'i3.c',
  'linkedlist.c',
  'malloc_array.c',
+ 'ptr_array.c',
+ 'ptrptr.c',
  'realloc.c',
  'realloc_complex.c',
  'refarrsubscript.c',
@@ -126,10 +129,7 @@ def process_smart(filename, diff):
  'valist.c',
  'cast.c'] 
 
-need_diff = ['compound_literal.c', 
-'graphs.c',
-'ptr_array.c',
-'ptrptr.c'] 
+need_diff = ['compound_literal.c']
 
 b_tests = ['b10_allsafepointerstruct.c',
  'b11_calleestructnp.c',